/* 
 * Copyright (c) 2008 Knightsoft
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
*/
package com.knightsoft.util;

import java.util.Arrays;
import java.util.Collection;

/**
 * Pretty-printer for collections
 * 
 * @version V1.0 Nov 08, 2008
 * @author Michael
 */
public class PPrint {
	public static String pformat(Collection<?> c) {
		if (c.size() == 0)
			return "[]";
		StringBuilder result = new StringBuilder("[");
		for (Object elem : c) {
			if (c.size() != 1)
				result.append("\n  ");
			result.append(elem);
		}
		if (c.size() != 1)
			result.append("\n");
		result.append("]");
		return result.toString();
	}

	public static void pprint(Collection<?> c) {
		System.out.println(pformat(c));
	}

	public static void pprint(Object[] c) {
		System.out.println(pformat(Arrays.asList(c)));
	}
}
